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[Attributor] Deduce memory behavior of functions and arguments
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Authored by jdoerfert on Oct 7 2019, 2:07 PM.

Description

[Attributor] Deduce memory behavior of functions and arguments

Deduce the memory behavior, aka "read-none", "read-only", or
"write-only", for functions and arguments.

Reviewers: sstefan1, uenoku

Subscribers: hiraditya, bollu, jfb, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D67384

llvm-svn: 373965

Details

Committed

jdoerfert

Oct 7 2019, 2:07 PM

Differential Revision

D67384: [Attributor] Deduce memory behavior

Parents

rG7cdeac43e572: [InstCombine] Fold conditional sign-extend of high-bit-extract into high-bit…

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jdoerfert committed rG1097fab1cf41: [Attributor] Deduce memory behavior of functions and arguments (authored by jdoerfert).Oct 7 2019, 2:07 PM

Changes (17)

Path

Size

llvm/

include/

llvm/

Transforms/

IPO/

Attributor.h

lib/

Transforms/

IPO/

Attributor.cpp

test/

Transforms/

FunctionAttrs/

read_write_returned_arguments_scc.ll

readattrs.ll

willreturn.ll

rG1097fab1cf41

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llvm/include/llvm/Transforms/IPO/Attributor.h

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llvm/lib/Transforms/IPO/Attributor.cpp

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llvm/test/Transforms/FunctionAttrs/align.ll

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llvm/test/Transforms/FunctionAttrs/arg_nocapture.ll

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llvm/test/Transforms/FunctionAttrs/arg_returned.ll

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llvm/test/Transforms/FunctionAttrs/dereferenceable.ll

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llvm/test/Transforms/FunctionAttrs/internal-noalias.ll

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llvm/test/Transforms/FunctionAttrs/liveness.ll

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llvm/test/Transforms/FunctionAttrs/noalias_returned.ll

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llvm/test/Transforms/FunctionAttrs/nocapture.ll

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llvm/test/Transforms/FunctionAttrs/nofree-attributor.ll

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llvm/test/Transforms/FunctionAttrs/nonnull.ll

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llvm/test/Transforms/FunctionAttrs/norecurse.ll

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llvm/test/Transforms/FunctionAttrs/nosync.ll

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llvm/test/Transforms/FunctionAttrs/read_write_returned_arguments_scc.ll

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llvm/test/Transforms/FunctionAttrs/readattrs.ll

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llvm/test/Transforms/FunctionAttrs/willreturn.ll

[Attributor] Deduce memory behavior of functions and arguments1097fab1cf41Actions

Description

Details

Event Timeline

Changes (17)

rG1097fab1cf41

llvm/include/llvm/Transforms/IPO/Attributor.h

llvm/lib/Transforms/IPO/Attributor.cpp

llvm/test/Transforms/FunctionAttrs/align.ll

llvm/test/Transforms/FunctionAttrs/arg_nocapture.ll

llvm/test/Transforms/FunctionAttrs/arg_returned.ll

llvm/test/Transforms/FunctionAttrs/dereferenceable.ll

llvm/test/Transforms/FunctionAttrs/internal-noalias.ll

llvm/test/Transforms/FunctionAttrs/liveness.ll

llvm/test/Transforms/FunctionAttrs/noalias_returned.ll

llvm/test/Transforms/FunctionAttrs/nocapture.ll

llvm/test/Transforms/FunctionAttrs/nofree-attributor.ll

llvm/test/Transforms/FunctionAttrs/nonnull.ll

llvm/test/Transforms/FunctionAttrs/norecurse.ll

llvm/test/Transforms/FunctionAttrs/nosync.ll

llvm/test/Transforms/FunctionAttrs/read_write_returned_arguments_scc.ll

llvm/test/Transforms/FunctionAttrs/readattrs.ll

llvm/test/Transforms/FunctionAttrs/willreturn.ll

[Attributor] Deduce memory behavior of functions and arguments
1097fab1cf41
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